| P.V.L. Produksjon | Norway | January 25, 1966 | — | 1 |
| P4 Theater | — | June 4, 2016 | — | 1 |
| Pacific Films | — | — | — | 1 |
| Pacific Research Institute | United States | 1979 | — | 1 |
| Pacific Street Films | United States | 1969 | — | 1 |
| Pagot Film | Italy | 1938 | — | 1 |
| Painswick Film | Norway | — | — | 1 |
| Palace Complex | United Kingdom | 1899 | 1961 | 1 |
| Paladin Production | France | — | — | 1 |
| Palimpsesto | Chile | — | — | 1 |
| PAN-Film | Norway | 1944 | — | 1 |
| Pandora Filmes | Brazil | 1989 | — | 1 |
| Panenka | Belgium | July 31, 2014 | — | 1 |
| Panic Movement | France | 1962 | 1973 | 1 |
| Panorama Film Studios | Canada | — | — | 1 |
| Pantera Film | Germany | — | — | 1 |
| Pantheon Books | United States | 1942 | — | 1 |
| Papillon Films | Spain | June 2001 | December 25, 2009 | 1 |
| Para Film & Teater | Norway | — | — | 1 |
| Parabola Films | Canada | — | — | 1 |
| Paradox Rettigheter | Norway | August 24, 1998 | — | 1 |
| Parallel Universe | — | June 2012 | — | 1 |
| Paramount Famous Productions | — | 2007 | — | 1 |
| Paramount Networks Americas | — | 1993 | — | 1 |
| Paramount Television Studios | United States | August 8, 2025 | August 18, 2024 | 1 |
| Parco Film | Italy | — | — | 1 |
| Parnasse International | France | — | — | 1 |
| PBOUL Borisevich R.U | Russia | — | — | 1 |
| PCCW Media | — | 2000 | — | 1 |
| Peace Arch Entertainment | — | 1981 | — | 1 |
| Pen N Camera International | — | 1977 | — | 1 |
| Pen Pusher production | Nigeria | — | — | 1 |
| Penguin Productions | United States | — | — | 1 |
| Penn/Bright Entertainment | United States | — | — | 1 |
| Penned Pictures | Germany | 2018 | — | 1 |
| Pentagrama Films | Spain | — | — | 1 |
| Pentamedia Graphics | India | — | — | 1 |
| People's Liberation Army Navy | People's Republic of China | April 23, 1949 | — | 1 |
| PepFilmStudios | United States | — | — | 1 |
| Pepito Produzioni | Italy | 2011 | — | 1 |
| Perathon Film und Fernseh GmbH | Germany | — | — | 1 |
| Perişan Film | Turkey | — | — | 1 |
| Permtelefilm | Russia | 1965 | March 11, 1997 | 1 |
| PES Sunshine Productions | Greece | — | — | 1 |
| PFFR | — | 2002 | — | 1 |
| PFP Films | United Kingdom | — | — | 1 |
| PH3 | Denmark | — | — | 1 |
| Phantom Entertainment | — | — | — | 1 |
| Phelecan Films | Sweden | 2017 | — | 1 |
| Phoenix Animation Studios | Canada | 1987 | — | 1 |
| Phoenix Film | Germany | 1979 | — | 1 |
| Phoenix Film Investments | Denmark | — | — | 1 |
| Photon factory films | India | 2012 | — | 1 |
| Phương Nam Film | Vietnam | April 17, 1992 | — | 1 |
| Piece of Cake | Greece | — | — | 1 |
| Pigdom | Japan | — | — | 1 |
| Pilgrim Media Group | United States | 1997 | — | 1 |
| Pilot | Russia | 1988 | — | 1 |
| Pinball London | — | 2009 | — | 1 |
| Pinewood Group | United Kingdom | 2001 | — | 1 |
| PinGuim Content | Brazil | 1989 | — | 1 |
| Pink Productions | Czech Republic | December 23, 2009 | — | 1 |
| Pinnacle Entertainment | United States | 1938 | — | 1 |
| Pipangaï | France | 1995 | — | 1 |
| Pixcom Productions | — | 1987 | — | 1 |
| Plaion | Austria | 1994 | — | 1 |
| Planet Marathi | India | 2017 | — | 1 |
| Planet Pictures | Italy | — | — | 1 |
| Planeta DeAgostini | Spain | 1982 | — | 1 |
| Planta Madre Producciones | Peru | — | — | 1 |
| Play Loud! Productions | Germany | 1997 | — | 1 |
| Playboy | — | October 1953 | — | 1 |
| Playboy Home Video | — | — | — | 1 |
| Playhouse Disney | United States | February 1999 | — | 1 |
| Plus M Entertainment | South Korea | — | — | 1 |
| Plus Ultra Brigade | Spain | — | — | 1 |
| Poitou-Charentes | France | June 4, 1960 | December 31, 2015 | 1 |
| Pokeepsie Films | Spain | 2014 | — | 1 |
| Pol-ka Producciones | Argentina | 1994 | 2024 | 1 |
| Polar | Sweden | 1963 | — | 1 |
| Polarfilm | Norway | — | — | 1 |
| Politiken | Denmark | October 1884 | — | 1 |
| Polkomtel | Poland | 1995 | — | 1 |
| Polsky Films | — | — | — | 1 |
| Pompeu Fabra University | Spain | June 18, 1990 | — | 1 |
| Pontifical Catholic University of Chile | Chile | 1888 | — | 1 |
| Pontifical Council for Culture | — | 1982 | June 5, 2022 | 1 |
| Porta dos Fundos | Brazil | 2012 | — | 1 |
| Potboiler Productions | United Kingdom | — | — | 1 |
| Praesens Film | Switzerland | 1924 | — | 1 |
| Prain Global | — | 2000 | — | 1 |
| Prana Film | Germany | 1921 | 1923 | 1 |
| Preferred Pictures | United States | 1920 | 1926 | 1 |
| Press TV | Iran | July 8, 2007 | — | 1 |
| Primo Filmes | Brazil | — | — | 1 |
| Prince-Wright Productions | Australia | — | — | 1 |
| Princess Pictures | Australia | 2003 | — | 1 |
| Prior-Premier | Russia | — | — | 1 |
| Prisa TV | Spain | 1989 | 2015 | 1 |
| Producciones Cinematograficas 29 | Spain | — | — | 1 |